Listes faunistiques invertébrés
ECOUTAY A BEAUMONT-LES-VALENCE 1 06106675
- Télécharger la fiche IRSTEA xls / 115 ko
- Export SEEE csv / 5 ko
| Date prélèvement | 01/06/2022 |
|---|---|
| Méthode | Petit cours d'eau |
| IBG | 11.0 |
| GFI | 5 |
| Variété taxonomique | 23 |
| I2M2 | Non calculé |
| Substrat | Recouvrement (%) | Définition |
|---|---|---|
| Bryophytes | ||
| Hydrophytes | ||
| Litieres | 1.0 | marginal |
| Branchage, racines | 1.0 | marginal |
| Pierres, galets | 85.0 | dominant |
| Blocs | 1.0 | marginal |
| Granulats | 1.0 | marginal |
| Helophytes | ||
| Vases | ||
| Sables | 1.0 | marginal |
| Algues | ||
| Dalles, argiles | 10.0 | dominant |
| Microprélèvement | Substrat | Vitesse | Phase |
|---|---|---|---|
| P1 | Litieres | Nulle | A |
| P2 | Branchage, racines | Nulle | A |
| P3 | Blocs | Lente | A |
| P4 | Granulats | Lente | A |
| P5 | Pierres, galets | Lente | B |
| P6 | Pierres, galets | Moyenne | B |
| P7 | Pierres, galets | Nulle | B |
| P8 | Dalles, argiles | Lente | B |
| P9 | Pierres, galets | Lente | C |
| P10 | Pierres, galets | Moyenne | C |
| P11 | Pierres, galets | Nulle | C |
| P12 | Pierres, galets | Lente | C |
| Taxon | Code SANDRE | A | B | C |
|---|---|---|---|---|
| Leuctra | 69 | 6 | ||
| Hydroptilidae | 193 | 1 | ||
| Hydroptila | 200 | 7 | 4 | |
| Athripsodes | 311 | 2 | ||
| Rhyacophila lato-sensu | 183 | 2 | 11 | 18 |
| Caenis | 457 | 49 | 33 | 71 |
| Serratella | 5152 | 4 | 14 | 9 |
| Ephemera | 502 | 2 | ||
| Elmis | 618 | 1 | 3 | 2 |
| Esolus | 619 | 106 | 79 | 123 |
| Limnius | 623 | 1 | 1 | |
| Riolus | 625 | 5 | ||
| Ceratopogonidae | 819 | 4 | 4 | 1 |
| Chironomidae | 807 | 307 | 184 | 91 |
| Empididae | 831 | 1 | ||
| Limoniidae | 757 | 1 | ||
| Psychodidae | 783 | 2 | 1 | |
| Cordulegaster | 687 | 3 | 1 | |
| Onychogomphus | 682 | 6 | ||
| Platycnemis | 657 | 2 | ||
| Gammarus | 892 | 3461 | 1058 | 1495 |
| Ostracoda | 3170 | 1 | 1 | 1 |
| Hydracarina | 906 | 1 | 1 | |
| Sphaeriidae | 1042 | 55 | 9 | |
| Pisidium | 1043 | 22 | ||
| Potamopyrgus | 978 | 331 | 53 | 65 |
| Radix | 1004 | 2 | 6 | |
| Erpobdellidae | 928 | 1 | ||
| Oligochaeta | 933 | 28 | 209 | 103 |
| Dugesiidae | 1055 | 68 | 8 | 18 |
| Nemathelmintha | 3111 | 1 | ||
| Hydrozoa | 3168 | 1 | 1 | 1 |